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13055031210156 = 2231383686097501
BaseRepresentation
bin1011110111111001110001…
…1111110111000010101100
31201020001022120102122202020
42331332130133313002230
53202343200442211111
643433222030230140
72515123562230335
oct275763437670254
951201276378666
1013055031210156
114183675857471
12156a19b655350
13739112b93770
14331c1ca1d28c
151798d0a9a906
hexbdf9c7f70ac

13055031210156 has 24 divisors (see below), whose sum is σ = 32804950220784. Its totient is φ = 4016932680000.

The previous prime is 13055031210149. The next prime is 13055031210223. The reversal of 13055031210156 is 65101213055031.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41843048595 + ... + 41843048906.

It is an arithmetic number, because the mean of its divisors is an integer number (1366872925866).

Almost surely, 213055031210156 is an apocalyptic number.

It is an amenable number.

13055031210156 is an abundant number, since it is smaller than the sum of its proper divisors (19749919010628).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13055031210156 is a wasteful number, since it uses less digits than its factorization.

13055031210156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83686097521 (or 83686097519 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 33.

Adding to 13055031210156 its reverse (65101213055031), we get a palindrome (78156244265187).

The spelling of 13055031210156 in words is "thirteen trillion, fifty-five billion, thirty-one million, two hundred ten thousand, one hundred fifty-six".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 83686097501 167372195002 251058292503 334744390004 502116585006 1004233170012 1087919267513 2175838535026 3263757802539 4351677070052 6527515605078 13055031210156